Home / 126,822.57-175,018.29-69,464.30

Finding the Fourth Proportional to 126,822.57, 175,018.29 and 69,464.30

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Solution

The fourth proportional to 126,822.57, 175,018.29 and 69,464.30 is: 95,862.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    126,822.57 : 175,018.29 = 69,464.30 : x
  2. Step 2: Convert to fraction form
    126,822.57/175,018.29 = 69,464.30/x
  3. Step 3: Cross multiply
    126,822.57x = 175,018.29 × 69,464.30
  4. Step 4: Simplify right side
    126,822.57x = 12,157,522,126.96
  5. Step 5: Solve for x
    x = 12,157,522,126.96/126,822.57
  6. Step 6: Final answer
    x = 95,862.45

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.